| Platform SDK: MAPI |
The PR_DL_EXPANSION_HISTORY property contains a history showing how a distribution list has been expanded during message transmission.
| Header file: | MAPITAGS.H |
| May be exposed by: | Message objects |
| Identifier: | 0x0013 |
| Property type: | PT_BINARY |
| Property tag: | 0x00130102 |
| Corresponding X.400 attribute: | MH_T_EXPANSION_HISTORY |
The PR_DL_EXPANSION_HISTORY property is available to receiving client applications if the transport provider has set it. It is also available to the sending client if the message content is returned with a report.